diff --git a/.changes/963ddb76-2622-44d7-bb41-3439a5f033a5.json b/.changes/963ddb76-2622-44d7-bb41-3439a5f033a5.json
new file mode 100644
index 00000000..2e5322ab
--- /dev/null
+++ b/.changes/963ddb76-2622-44d7-bb41-3439a5f033a5.json
@@ -0,0 +1,5 @@
+{
+    "id": "963ddb76-2622-44d7-bb41-3439a5f033a5",
+    "type": "misc",
+    "description": "Upgrade aws-crt-java to 0.31.3"
+}
\ No newline at end of file
diff --git a/aws-crt-kotlin/jvm/test/aws/sdk/kotlin/crt/auth/credentials/ProfileCredentialsProviderTest.kt b/aws-crt-kotlin/jvm/test/aws/sdk/kotlin/crt/auth/credentials/ProfileCredentialsProviderTest.kt
index 3db7b701..64eb9f0b 100644
--- a/aws-crt-kotlin/jvm/test/aws/sdk/kotlin/crt/auth/credentials/ProfileCredentialsProviderTest.kt
+++ b/aws-crt-kotlin/jvm/test/aws/sdk/kotlin/crt/auth/credentials/ProfileCredentialsProviderTest.kt
@@ -19,6 +19,7 @@ class ProfileCredentialsProviderTest {
 
     @Test
     fun `it should create a provider for a valid profile`() = runBlocking {
+        val configPath = Files.createTempFile("ProfileCredentialsProviderTest_config", "")
         val credsPath = Files.createTempFile("ProfileCredentialsProviderTest_creds", "")
         credsPath.toFile().writeText(
             """
@@ -30,6 +31,7 @@ class ProfileCredentialsProviderTest {
 
         try {
             val provider = ProfileCredentialsProvider.build {
+                configFileName = configPath.toString()
                 credentialsFileName = credsPath.toString()
             }
             val actual = provider.getCredentials()
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 71d407a0..9b6ee867 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -4,7 +4,7 @@ kotlin-version = "2.0.21"
 aws-kotlin-repo-tools-version = "0.4.12"
 
 # libs
-crt-java-version = "0.30.5"
+crt-java-version = "0.31.3"
 coroutines-version = "1.9.0"
 
 # testing